Coupling for pit-cars.



R. P. TOWARD. COUPLING FOR PIT CARS. APPLICATIQN FILED an a. 1917.

1,250,390. Patented Dec. 18, 191?. f 2 swans-sneer 1 WITNESS INVENTOR.

R. P. TOWARD.

COUPLING FOR PIT CARS. APPLICATION FILED MAY 8. I9IP.

WITH [55 Patented Dec. 18, 1917.

' I alliokohz c om' e1'm coup'lerlink coupling cletviceQ 7, s

. wFigl'l lyis an inverted plan-view oftheide u vice Shown in Fig.- 1: with; apart of *one car- -1 ily- V f 3 V 5 ;Fig: 5k-is:' 2}: detail (View; oi the locking pin and rock shaft. I v

,i throughoutthelseveral. views z+ lowing is a specificationl 1 1 This invention relates to couplers for "pit cars and has fo'rits object to provide a con-f "pler for such purpose, in a manner as-here-- in'after set forth, having means ina-manner ashereinafter referredxto', whereby the conpling-link.carriedby the rear of a; fore wardcar can be automaticallycoupled to and." j maintained: in coupling position i with the.

front-sill ofthe rearo cari; v r

Further objects of tlie "inirentionflare to provide a couplen-for-thepurpose set'forth' which is simple in its construction ,and, .ar-

'rangement, istrong, durable, eiiicientgin its use, ZIHtOlTlttlQ in its action, and compara' tivelyinexp'ensive.to'manufacture.

"With the foregoing and other objects in View thexinvention consists. offthe novel: construction, combination and. "arrangement of parts,.as hereinafter more specifically de-.

scrji bedand'illustrated in the accompanying 1 drawing, wherein. is shown an embodiment-i of the invention, :but it is tov be understood. ithat changes, variations 7 and modifications can be resorted to: which come within the scope of the claims hereuntoappended."T

:In the drawings wherein: like reference characters I .denote corresponding ;Figure- 1;is -a top plan v1ew oifia pan-10f; pit carsshowing the adaptation therewithiof l a coupler; in accordancewith, this invention,

F ig.'-21 is a sectionon =linezII.:II-,.-Fig; 1, i 1 1' EF-ig. 3 is a ifront elevation of a pit-car bani): thereby ro'viding a recess: 18

showing the adaptation therewith} of the construe son rrr cans} Specification of Letterlttiziit,

;; parts 1-- 'Referring-Qto at draw ngsiii detail- 1: and-2. denote a pair ofpitcars. The can-51 has front s1ll13 and the car 2 has a rear? I ---The reference -..;character' 5 denotes *the l V 7 grew bar'of eachofthe carsand said-{ban 1s IllSPOSGd longitudinally, as well as cen--- trally, of thelbottomof the'c'ar' and extends from: the front sill 3- to' the rear sill- 4: =& V r

5 Associated wit h the rear end of the draw f bar: 5, isc whatmay be termed; an upper draw I bar consisting of a longitudinally extendinga a ten e p ilsri iifii'- J 1 2 ApplicationfiledMay'8, 1917,iseriailtfifo; 167,365; f'

portionifi, a. vertically: extending portion 7 and'f 'a" longitudinally extendingportion 8; v The portion 6. is. fixedly se'cu'redlto the draw f bar. .5 by the securing devices v9' and, the p 1;

tion 8 ispositionedabove and spaced from the draw fbar 5 through the medium of the g vertically extendingportion 7.

Theportion 8 in connection with therearend :of the draw bar 5, forms a recess ,10j in Whlcll'lS positioned one end of the coupling '70 link 11. Extending down-through the por Y t1on 8 and through'the draw b'ar i5,-'-is a'couplingpin l2,'the latterhas its ends upset as fl at 13, whereby the pin 12 ispermanently se- V c .7 ,dlfiawbar 5. Perm n tly on H nects the couplinglink 11 to the rear end.

cured totheportion'8 and rear-end ofthe ofthe carand-whenthe linkis' not in use it can be shifted to seat upon the sill 4. i -The a frontend of the v draw bar has; .an elongated longitudinally extending slot 14g and associated with the "frontfiend' of the draw bar 5 is what'maybe' termed-anupperf "-draw-ibarxconsisting of a longitudinallyex-a v tending' 'portion 16 which lSiCllIVGdp for-1f ward and an'yelongated longitudinally ex-1 g tending/portion 1-7 which-is arranged-over; Y .7 r and spaced from 'thefront end of the drawf 1 n90, z Thexlongitu inally extending portion-15f; p J f isfixedly securednto the draw bar 5 by, se -:5 f curing'devicesjf19 and said-verticalfportion j 16', maintains the longitudinal; portion- '17 {inllfL s'pi cejdrelation'with respect to ,the frontend of. the draw bani i tending portion 15, and an upwardly 'excombination with the front end of a; draw 7 bar, an upper draw bar having a=porti0n spaced from said front end to provlde thej recess for a coupling link, sald upper draw bar having longitudinally extending slots alining with each other, ofa locking pin X-.

tending through said slots and normally in I v I locking position and capable of being shifted 7 from locking position by a couplerlink until cleared by said link, and a spring controlled rock shaft pivotally connected with the Copies of this patent may heiobtained for sill of the car and provided with counter- [Weights for automatically restoring said locking pin to locking position after being cleared by said link Wherebytheflatter is 15' connectedtothe car.

Witnesses I N. S. 'BEALE, M. l E. ICONKILIN.

five cents each, by addressing theiflommlssloner of intents, Washington R-G. f r 1 

